DS1816-10+ - Product Overview

Category

The DS1816-10+ belongs to the category of integrated circuits (ICs) and specifically falls under the family of voltage supervisors.

Use

This product is primarily used for monitoring and controlling the power supply voltage in electronic systems. It ensures that the voltage remains within a specified range, preventing damage to sensitive components.

Characteristics

• Voltage Range: The DS1816-10+ operates within a voltage range of 2.7V to 5.5V.
• Low Power Consumption: It consumes minimal power during operation, making it suitable for battery-powered devices.
• Reset Output: The IC provides a reset output signal when the monitored voltage falls below a predetermined threshold.
• Adjustable Threshold: The threshold voltage can be adjusted using external resistors, allowing flexibility in different applications.

Package

The DS1816-10+ is available in a compact 8-pin SOIC (Small Outline Integrated Circuit) package. This package offers ease of integration into various circuit designs.

Essence

The essence of the DS1816-10+ lies in its ability to ensure stable power supply voltage, protecting electronic components from potential damage due to voltage fluctuations.

Packaging/Quantity

The DS1816-10+ is typically packaged in reels or tubes, with each reel containing 2500 units. However, smaller quantities may also be available for purchase.

Specifications

• Supply Voltage Range: 2.7V to 5.5V
• Reset Threshold Accuracy: ±1.5%
• Operating Temperature Range: -40°C to +85°C
• Quiescent Current: 15µA (typical)

Detailed Pin Configuration

The DS1816-10+ features the following pin configuration:

1. GND (Ground): Connected to the ground reference of the system.
2. VCC (Supply Voltage): Connected to the positive supply voltage.
3. RESET (Reset Output): Provides a reset signal when the monitored voltage falls below the threshold.
4. MR (Manual Reset): Allows for manual resetting of the device.
5. TH (Threshold Adjust): Used to adjust the threshold voltage.
6. GND (Ground): Connected to the ground reference of the system.
7. VCC (Supply Voltage): Connected to the positive supply voltage.
8. NC (No Connection): This pin is not connected and should be left unconnected.

Functional Features

• Voltage Monitoring: The DS1816-10+ continuously monitors the power supply voltage.
• Reset Signal Generation: When the voltage drops below the set threshold, it generates a reset signal to initiate system recovery or shutdown.
• Manual Reset Capability: The MR pin allows for manual resetting of the device, providing additional control.
• Adjustable Threshold: The TH pin enables users to customize the threshold voltage according to their specific requirements.

Advantages and Disadvantages

Advantages: - Reliable Voltage Monitoring: Ensures stable operation of electronic systems by monitoring the power supply voltage. - Low Power Consumption: Consumes minimal power, making it suitable for battery-powered devices. - Adjustable Threshold: Offers flexibility in different applications by allowing adjustment of the threshold voltage.

Disadvantages: - Limited Voltage Range: The DS1816-10+ operates within a voltage range of 2.7V to 5.5V, which may not be suitable for all applications. - No Overvoltage Protection: It does not provide protection against overvoltage conditions.

Working Principles

The DS1816-10+ works based on a voltage comparator circuit. It compares the input voltage with the internally set threshold voltage. If the input voltage falls below the threshold, the reset output is activated, indicating a low voltage condition.

Detailed Application Field Plans

The DS1816-10+ finds applications in various electronic systems where stable power supply voltage monitoring is crucial. Some common application fields include: - Microcontrollers and microprocessors - Embedded systems - Industrial automation - Consumer electronics - Automotive electronics

Detailed and Complete Alternative Models

1. DS1816-5+: Similar to the DS1816-10+, but with a lower threshold voltage of 2.93V.
2. DS1816-3+: Similar to the DS1816-10+, but with a lower threshold voltage of 2.63V.
3. DS1816-15+: Similar to the DS1816-10+, but with a higher threshold voltage of 3.08V.

These alternative models provide options for different voltage monitoring requirements within the same product family.

In conclusion, the DS1816-10+ is an integrated circuit used for voltage supervision in electronic systems. Its adjustable threshold, low power consumption, and compact package make it suitable for a wide range of applications. However, its limited voltage range and lack of overvoltage protection should be considered when selecting this product.